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                                <h1 id="&#x51FD;&#x6570;&#x58F0;&#x660E;">&#x51FD;&#x6570;&#x58F0;&#x660E;</h1>
<p>Pine &#x62E5;&#x6709;&#x4E30;&#x5BCC;&#x7684;&#x5185;&#x7F6E;&#x51FD;&#x6570;&#x5E93;&#xFF0C;&#x53EF;&#x7528;&#x4E8E;&#x521B;&#x5EFA;&#x811A;&#x672C;&#x3002;&#x7528;&#x6237;&#x4E5F;&#x53EF;&#x4EE5;&#x521B;&#x5EFA;&#x81EA;&#x5DF1;&#x7684;&#x51FD;&#x6570;&#x3002;</p>
<h2 id="&#x5355;&#x884C;&#x51FD;&#x6570;">&#x5355;&#x884C;&#x51FD;&#x6570;</h2>
<p>&#x7B80;&#x5355;&#x7684;&#x51FD;&#x6570;&#x901A;&#x5E38;&#x53EF;&#x4EE5;&#x5199;&#x5728;&#x4E00;&#x884C;&#x4E0A;&#x3002;&#x8FD9;&#x662F;&#x5355;&#x884C;&#x51FD;&#x6570;&#x7684;&#x8BED;&#x6CD5;&#xFF1A;</p>
<pre><code>&lt;identifier&gt;(&lt;list of arguments&gt;) =&gt; &lt;expression&gt;
</code></pre><p>&#x4E0B;&#x9762;&#x662F;&#x4E00;&#x4E2A;&#x4F8B;&#x5B50;&#xFF1A;</p>
<pre><code>f(x, y) =&gt; x + y
</code></pre><p>&#x58F0;&#x660E; f &#x51FD;&#x6570;&#x540E;&#xFF0C;&#x53EF;&#x4EE5;&#x4F7F;&#x7528;&#x4E0D;&#x540C;&#x7C7B;&#x578B;&#x7684;&#x53C2;&#x6570;&#x8C03;&#x7528;&#x5B83;&#xFF1A;</p>
<pre><code>a = f(open, close)
b = f(2, 2)
c = f(open, 2)
</code></pre><p>&#x51FD;&#x6570; f &#x8FD4;&#x56DE;&#x503C;&#x7684;&#x7C7B;&#x578B;&#x662F;&#x81EA;&#x52A8;&#x786E;&#x5B9A;&#x7684;&#xFF0C;&#x53D6;&#x51B3;&#x4E8E;&#x6BCF;&#x4E2A;&#x7279;&#x5B9A;&#x51FD;&#x6570;&#x8C03;&#x7528;&#x4E2D;&#x4F7F;&#x7528;&#x7684;&#x53C2;&#x6570;&#x7C7B;&#x578B;&#x3002;&#x5728;&#x4E0A;&#x9762;&#x7684;&#x4F8B;&#x5B50;&#x4E2D;&#xFF0C;&#x53D8;&#x91CF;&#x7684;&#x7C7B;&#x578B; a &#x662F; series &#x56E0;&#x4E3A;&#x53C2;&#x6570;&#x90FD;&#x662F; series&#x3002;&#x53D8;&#x91CF; b &#x7684;&#x7C7B;&#x578B;&#x662F; int&#xFF0C;&#x56E0;&#x4E3A;&#x53C2;&#x6570;&#x90FD;&#x662F; int&#x3002;&#x53D8;&#x91CF; c &#x7684;&#x7C7B;&#x578B;&#x662F; series&#xFF0C; &#x56E0;&#x4E3A;&#x5C06; series &#x548C; int &#x76F8;&#x52A0;&#x4F1A;&#x4EA7;&#x751F; series &#x7ED3;&#x679C;&#x3002;</p>
<p>Pine Scipt &#x51FD;&#x6570;&#x4E0D;&#x652F;&#x6301;&#x9012;&#x5F52;&#x3002;&#x4E0D;&#x5141;&#x8BB8;&#x51FD;&#x6570;&#x672C;&#x8EAB;&#x4ECE;&#x5B83;&#x81EA;&#x5DF1;&#x7684;&#x4EE3;&#x7801;&#x4E2D;&#x8C03;&#x7528;&#x81EA;&#x5DF1;&#x3002;</p>
<h2 id="&#x591A;&#x884C;&#x51FD;&#x6570;">&#x591A;&#x884C;&#x51FD;&#x6570;</h2>
<p>Pine &#x8FD8;&#x652F;&#x6301;&#x5177;&#x6709;&#x4EE5;&#x4E0B;&#x8BED;&#x6CD5;&#x7684;&#x591A;&#x884C;&#x51FD;&#x6570;&#xFF1A;</p>
<pre><code>&lt;identifier&gt;(&lt;list of arguments&gt;) =&gt;
    &lt;variable declaration&gt;
    ...
    &lt;variable declaration or expression&gt;
</code></pre><p>&#x591A;&#x884C;&#x51FD;&#x6570;&#x7684;&#x51FD;&#x6570;&#x4F53;&#x7531;&#x591A;&#x4E2A;&#x8BED;&#x53E5;&#x7EC4;&#x6210;&#x3002;&#x6BCF;&#x6761;&#x8BED;&#x53E5;&#x653E;&#x7F6E;&#x5728;&#x5355;&#x72EC;&#x7684;&#x884C;&#x4E2D;&#xFF0C;&#x524D;&#x9762;&#x5FC5;&#x987B;&#x6709; 1 &#x5355;&#x4F4D;&#x7F29;&#x8FDB;&#xFF08;4 &#x4E2A;&#x7A7A;&#x683C;&#x6216; 1 &#x4E2A;&#x5236;&#x8868;&#x7B26;&#xFF09;&#x3002;&#x8BED;&#x53E5;&#x524D;&#x7684;&#x7F29;&#x8FDB;&#x8868;&#x793A;&#x5B83;&#x662F;&#x51FD;&#x6570;&#x4F53;&#x7684;&#x4E00;&#x90E8;&#x5206;&#xFF0C;&#x800C;&#x4E0D;&#x662F;&#x811A;&#x672C;&#x5168;&#x5C40;&#x4F5C;&#x7528;&#x57DF;&#x7684;&#x4E00;&#x90E8;&#x5206;&#x3002;&#x5728;&#x51FD;&#x6570;&#x4EE3;&#x7801;&#x4E4B;&#x540E;&#xFF0C;&#x7B2C;&#x4E00;&#x4E2A;&#x6CA1;&#x6709;&#x7F29;&#x8FDB;&#x7684;&#x8BED;&#x53E5;&#x8868;&#x793A;&#x51FD;&#x6570;&#x4F53;&#x5DF2;&#x7ECF;&#x7ED3;&#x675F;&#x3002;</p>
<p>&#x8868;&#x8FBE;&#x5F0F;&#x6216;&#x58F0;&#x660E;&#x7684;&#x53D8;&#x91CF;&#x5E94;&#x8BE5;&#x662F;&#x51FD;&#x6570;&#x4F53;&#x7684;&#x6700;&#x540E;&#x4E00;&#x6761;&#x8BED;&#x53E5;&#x3002;&#x6B64;&#x8868;&#x8FBE;&#x5F0F;&#xFF08;&#x6216;&#x53D8;&#x91CF;&#xFF09;&#x7684;&#x7ED3;&#x679C;&#x5C06;&#x662F;&#x51FD;&#x6570;&#x8C03;&#x7528;&#x7684;&#x7ED3;&#x679C;&#x3002;&#x4F8B;&#x5982;&#xFF1A;</p>
<pre><code>geom_average(x, y) =&gt;
    a = x*x
    b = y*y
    sqrt(a + b)
</code></pre><p>geom_average &#x51FD;&#x6570;&#x6709;&#x4E24;&#x4E2A;&#x53C2;&#x6570;&#xFF0C;&#x5E76;&#x5728;&#x51FD;&#x6570;&#x4F53;&#x4E2D;&#x521B;&#x5EFA;&#x4E24;&#x4E2A;&#x53D8;&#x91CF;: a &#x548C; b&#x3002;&#x6700;&#x540E;&#x4E00;&#x6761;&#x8BED;&#x53E5;&#x8C03;&#x7528;&#x51FD;&#x6570; sqrt (&#x63D0;&#x53D6;&#x5E73;&#x65B9;&#x6839;)&#x3002;&#x8C03;&#x7528; geom_average &#x51FD;&#x6570;&#x5C06;&#x8FD4;&#x56DE;&#x6700;&#x540E;&#x4E00;&#x4E2A;&#x8868;&#x8FBE;&#x5F0F;&#x7684;&#x503C;: (sqrt(a + b))&#x3002;</p>
<h2 id="&#x811A;&#x672C;&#x4E2D;&#x7684;&#x4F5C;&#x7528;&#x57DF;">&#x811A;&#x672C;&#x4E2D;&#x7684;&#x4F5C;&#x7528;&#x57DF;</h2>
<p>&#x5728;&#x51FD;&#x6570;&#x4F53;&#x6216;&#x5176;&#x4ED6;&#x5C40;&#x90E8;&#x5757;&#x4E4B;&#x5916;&#x58F0;&#x660E;&#x7684;&#x53D8;&#x91CF;&#x5C5E;&#x4E8E;&#x5168;&#x5C40;&#x4F5C;&#x7528;&#x57DF;&#x3002;&#x7528;&#x6237;&#x58F0;&#x660E;&#x548C;&#x5185;&#x7F6E;&#x51FD;&#x6570;&#x4EE5;&#x53CA;&#x5185;&#x7F6E;&#x53D8;&#x91CF;&#x4E5F;&#x5C5E;&#x4E8E;&#x5168;&#x5C40;&#x4F5C;&#x7528;&#x57DF;&#x3002;</p>
<p>&#x6BCF;&#x4E2A;&#x51FD;&#x6570;&#x90FD;&#x6709;&#x81EA;&#x5DF1;&#x7684;&#x5C40;&#x90E8;&#x4F5C;&#x7528;&#x57DF;&#x3002;&#x5728;&#x51FD;&#x6570;&#x5185;&#x58F0;&#x660E;&#x7684;&#x6240;&#x6709;&#x53D8;&#x91CF;&#xFF0C;&#x4EE5;&#x53CA;&#x51FD;&#x6570;&#x7684;&#x53C2;&#x6570;&#xFF0C;&#x90FD;&#x5C5E;&#x4E8E;&#x8BE5;&#x51FD;&#x6570;&#x7684;&#x4F5C;&#x7528;&#x57DF;&#xFF0C;&#x8FD9;&#x610F;&#x5473;&#x7740;&#x4E0D;&#x53EF;&#x80FD;&#x4ECE;&#x5916;&#x90E8;&#x5F15;&#x7528;&#x51FD;&#x6570;&#x5185;&#x90E8;&#x7684;&#x53D8;&#x91CF; &#x2014;&#x2014; &#x4F8B;&#x5982;&#xFF0C;&#x4ECE;&#x53E6;&#x4E00;&#x4E2A;&#x51FD;&#x6570;&#x7684;&#x5168;&#x5C40;&#x4F5C;&#x7528;&#x57DF;&#x6216;&#x5C40;&#x90E8;&#x4F5C;&#x7528;&#x57DF;&#x5F15;&#x7528;&#x5B83;&#x4EEC;&#x3002;</p>
<p>&#x53E6;&#x4E00;&#x65B9;&#x9762;&#xFF0C;&#x7531;&#x4E8E;&#x53EF;&#x4EE5;&#x4ECE;&#x51FD;&#x6570;&#x7684;&#x4F5C;&#x7528;&#x57DF;&#x4E2D;&#x5F15;&#x7528;&#x5728;&#x5168;&#x5C40;&#x4F5C;&#x7528;&#x57DF;&#x4E2D;&#x58F0;&#x660E;&#x7684;&#x4EFB;&#x4F55;&#x53D8;&#x91CF;&#x6216;&#x51FD;&#x6570;(&#x81EA;&#x5F15;&#x7528;&#x9012;&#x5F52;&#x8C03;&#x7528;&#x9664;&#x5916;)&#xFF0C;&#x6240;&#x4EE5;&#x53EF;&#x4EE5;&#x8BF4;&#x5C40;&#x90E8;&#x4F5C;&#x7528;&#x57DF;&#x5D4C;&#x5165;&#x5230;&#x5168;&#x5C40;&#x4F5C;&#x7528;&#x57DF;&#x4E2D;&#x3002;</p>
<p>&#x5728; Pine &#x4E2D;&#xFF0C;&#x4E0D;&#x5141;&#x8BB8;&#x5D4C;&#x5957;&#x51FD;&#x6570;&#xFF0C;&#x4E5F;&#x5C31;&#x662F;&#x8BF4;&#xFF0C;&#x4E00;&#x4E2A;&#x51FD;&#x6570;&#x4E0D;&#x80FD;&#x5728;&#x53E6;&#x4E00;&#x4E2A;&#x51FD;&#x6570;&#x4E2D;&#x58F0;&#x660E;&#x4E00;&#x4E2A;&#x51FD;&#x6570;&#x3002;&#x6240;&#x6709;&#x7528;&#x6237;&#x51FD;&#x6570;&#x90FD;&#x5728;&#x5168;&#x5C40;&#x4F5C;&#x7528;&#x57DF;&#x4E2D;&#x58F0;&#x660E;&#x3002;&#x5C40;&#x90E8;&#x4F5C;&#x7528;&#x57DF;&#x4E0D;&#x80FD;&#x76F8;&#x4E92;&#x4EA4;&#x53C9;&#x3002;</p>
<h2 id="&#x8FD4;&#x56DE;&#x591A;&#x4E2A;&#x7ED3;&#x679C;&#x7684;&#x51FD;&#x6570;">&#x8FD4;&#x56DE;&#x591A;&#x4E2A;&#x7ED3;&#x679C;&#x7684;&#x51FD;&#x6570;</h2>
<p>&#x5728;&#x5927;&#x591A;&#x6570;&#x60C5;&#x51B5;&#x4E0B;&#xFF0C;&#x4E00;&#x4E2A;&#x51FD;&#x6570;&#x53EA;&#x8FD4;&#x56DE;&#x4E00;&#x4E2A;&#x7ED3;&#x679C;&#xFF0C;&#x4F46;&#x4E5F;&#x53EF;&#x4EE5;&#x8FD4;&#x56DE;&#x7ED3;&#x679C;&#x5217;&#x8868;(&#x7C7B;&#x4F3C;&#x5143;&#x7EC4;&#x7684;&#x7ED3;&#x679C;):</p>
<pre><code>fun(x, y) =&gt;
    a = x+y
    b = x-y
    [a, b]
</code></pre><p>&#x8C03;&#x7528;&#x8FD9;&#x6837;&#x7684;&#x51FD;&#x6570;&#x9700;&#x8981;&#x7279;&#x6B8A;&#x7684;&#x8BED;&#x6CD5;:</p>
<pre><code>[res0, res1] = fun(open, close)
plot(res0)
plot(res1)
</code></pre>
                                
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